/Engine/Source/Runtime/Engine/Public/Elements/SMInstance/SMInstanceElementId.h
Given an ISM component, get allFSMInstanceElementIdvalues that are currently mapped for it.
[TArray](API\Runtime\Core\Containers\TArray)< [FSMInstanceElementId](API\Runtime\Engine\Elements\SMInstance\FSMInstanceElementId) > GetSMInstanceElementIdsForComponent ( [UInstancedStaticMeshComponent](API\Runtime\Engine\Components\UInstancedStaticMeshComponent) * InComponent ) const